Succinate dehydrogenase loss suppresses pyrimidine biosynthesis via succinate-mediated inhibition of aspartate transcarbamylase
Madeleine L. Hart, David Sokolov, Serwah Danquah, Eric Zheng, Alex D. Doan, Kristian Davidsen, David P MacPherson, Lucas B. Sullivan
The paper shows that SDH loss reduces aspartate and increases succinate, inhibiting ATCase and impairing pyrimidine synthesis, leading to replication stress and ATR sensitivity.
Nature Metabolism · May 4, 2026Peer-reviewedCell Biology